Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/StyleHelper.java @ 3836:06c76de19b51
Fix NullPointerException
Check if array is null before accessing its length property.
flys-client/trunk@5545 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Bjoern Ricks <bjoern.ricks@intevation.de> |
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date | Fri, 21 Sep 2012 07:59:25 +0000 |
parents | a6b7f0585761 |
children | f53e2e877aa4 |
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package de.intevation.flys.client.server; import de.intevation.flys.client.shared.model.Style; import de.intevation.flys.client.shared.model.StyleSetting; import org.w3c.dom.Element; import org.w3c.dom.NodeList; public class StyleHelper { public static Style getStyle (Element element) { if (!element.getTagName().equals("theme")) { return null; } NodeList list = element.getElementsByTagName("field"); Style style = new Style(); style.setName (element.getAttribute("name")); style.setFacet (element.getAttribute("facet")); try { int ndx = Integer.parseInt(element.getAttribute("index")); style.setIndex (ndx); } catch(NumberFormatException nfe) { return null; } for(int i = 0; i < list.getLength(); i++) { Element e = (Element) list.item(i); String hidden = e.getAttribute("hidden"); StyleSetting set = new StyleSetting ( e.getAttribute("name"), e.getAttribute("default"), e.getAttribute("display"), e.getAttribute("hints"), e.getAttribute("type"), (hidden != null ? Boolean.valueOf(hidden) : false) ); style.appendStyleSetting(set); } return style; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :